5-2. Lexus GS350 2009 User Guide

5
When trouble arises
515
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
NOTICE
■Precaution when installing a different tire
When a tire of a different specification or maker is installed, the tire pressure warn-
ing system may not operate properly.
GS_U_G.book Page 515 Monday, April 27, 2009 10:50 AM

516
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
If a warning message is displayed
Stop the vehicle immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warnings indicate the possibility of damage to
the vehicle that may lead to an acci dent. Immediately stop the vehicle in a
safe place and contact your Lexus dealer.
Wa r n i n g m e s s a g eDetails
(Flashing)
Abnormal engine oil pressure.
The warning light may turn on if the engine oil pres-
sure is too low.
If a warning is shown on the multi-information display, stay calm and per-
form the following actions:
Multi-information display
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the
multi-information display.
If any of the warning li ght turns on again after performing the following
actions, contact your Lexus dealer.
GS_U_G.book Page 516 Monday, April 27, 2009 10:50 AM

5
When trouble arises
517
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Have the vehicle inspected immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. Failure to investigate the cause of the following warnings may
lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
Malfunction in the automatic headlight leveling sys-
tem.
Malfunction in the rear lights system.
(Flashing)
Malfunction in the steering lock system.
GS_U_G.book Page 517 Monday, April 27, 2009 10:50 AM

518
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Wa r n i n g m e s s a g eDetails
(AWD models)
Malfunction in the AWD system.
(If equipped)
Intuitive parking assist malfunction.The malfunctioning sensor is shown flashing on the
display.
(If equipped)
Malfunction in the active stabilizer suspension sys-
tem.
(If equipped)
Malfunction in the PCS.
GS_U_G.book Page 518 Monday, April 27, 2009 10:50 AM

5
When trouble arises
519
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Wa r n i n g m e s s a g eDetails
(Flashing)
(If equipped)
Malfunction in the radar cruise control system. Stop the vehicle in a safe place. Turn the “ENGINE
START STOP” switch to OFF and then to IGNITION
ON mode again to reset the cruise control system.
Malfunction in the charging system.
Malfunction in the power steering system.
Malfunction in the brake system.
Malfunction in the ABS.
GS_U_G.book Page 519 Monday, April 27, 2009 10:50 AM

520
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Have the vehicle inspected immediately.Failure to investigate th e cause of the following warnings may lead to the
system operating abnormally and possibly cause an accident. Have the
vehicle inspected by your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
(GS460)
Malfunction in the VGRS.
(If equipped, steering
guide symbol and
arrows are flashing)
The steering sensor cable is broken and signals can-
not be received.
GS_U_G.book Page 520 Monday, April 27, 2009 10:50 AM

5
When trouble arises
521
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Have the malfunction repaired immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. After taking the spec ified steps to correct the suspected
problem, check that the warning message turns off.
Wa r n i n g m e s s a g eDetailsCorrection procedure
One or more of the doors
is not fully closed.
The system also indi-
cates which doors are
not fully closed.
flashes and a
buzzer sounds to indi-
cate that one or more of
the doors is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Make sure that all of the
doors are closed.
The hood is not fully
closed.
flashes and a
buzzer sounds to indi-
cate that hood is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the hood.
GS_U_G.book Page 521 Monday, April 27, 2009 10:50 AM

522
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
The trunk is not fully
closed. flashes and a
buzzer sounds to indi-
cate that trunk is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the trunk.
(Flashing)
(If equipped)
The moon roof is not fully
closed (with the
“ENGINE START STOP”
switch is OFF and the
driver’s door opened).
Close the moon roof.
(Flashing)
The parking brake is still
engaged (with the vehicle
having reached a speed
of more than 3 mph [5
km/h]).
Release the parking
brake.
GS_U_G.book Page 522 Monday, April 27, 2009 10:50 AM

5
When trouble arises
523
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
The washer fluid level is
low.Add washer fluid.
The engine oil level is low.Check the engine oil level,
and add if necessary.
(U.S.A. only)
The engine oil should be
changed.
Check and change the
engine oil.
Comes on approximately
5000 miles (8000 km)
after the engine oil is
changed (and the oil
maintenance data has
been reset).
GS_U_G.book Page 523 Monday, April 27, 2009 10:50 AM

524
5-2. Steps to take in an emergency
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
Intuitive parking assist is
dirty or covered with ice.Clean the sensor.
(Flashing)
(If equipped)
The PCS is not currently
functional.
Clean the grille and the
sensor. This message appears
when the pre-collision
system is hot. In this case,
wait until the system
cools down.
(Flashing)
(If equipped)
The radar cruise control
sensor is dirty or covered
with ice.
Clean the sensor.
GS_U_G.book Page 524 Monday, April 27, 2009 10:50 AM